==========================================================================
Ubuntu Security Notice USN-1255-1
November 09, 2011

libmodplug vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 11.10
• Ubuntu 11.04
• Ubuntu 10.10
• Ubuntu 10.04 LTS

Summary:

libmodplug could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:

• libmodplug: Library for mod music based on ModPlug

Details:

Hossein Lotfi discovered that libmodplug did not correctly handle certain
malformed media files. If a user or automated system were tricked into
opening a crafted media file, an attacker could cause a denial of service
or possibly execute arbitrary code with privileges of the user invoking the
program. (CVE-2011-2911, CVE-2011-2912, CVE-2011-2913)

It was discovered that libmodplug did not correctly handle certain
malformed media files. If a user or automated system were tricked into
opening a crafted media file, an attacker could cause a denial of service
or possibly execute arbitrary code with privileges of the user invoking the
program. (CVE-2011-2914, CVE-2011-2915)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 11.10:
libmodplug1 1:0.8.8.2-3ubuntu1.1

Ubuntu 11.04:
libmodplug1 1:0.8.8.1-2ubuntu0.3

Ubuntu 10.10:
libmodplug1 1:0.8.8.1-1ubuntu1.3

Ubuntu 10.04 LTS:
libmodplug0c2 1:0.8.7-1ubuntu0.3

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1255-1
CVE-2011-2911, CVE-2011-2912, CVE-2011-2913, CVE-2011-2914,
CVE-2011-2915

Package Information:
https://launchpad.net/ubuntu/+source/libmodplug/1:0.8.8.2-3ubuntu1.1
https://launchpad.net/ubuntu/+source/libmodplug/1:0.8.8.1-2ubuntu0.3
https://launchpad.net/ubuntu/+source/libmodplug/1:0.8.8.1-1ubuntu1.3
https://launchpad.net/ubuntu/+source/libmodplug/1:0.8.7-1ubuntu0.3